Thu, 26 Aug 1999 11:34:17 +0200 | paulson | more Join rules including AC-rules | changeset | files |
Thu, 26 Aug 1999 11:33:24 +0200 | paulson | extra syntax for JN, making it more like UN | changeset | files |
Thu, 26 Aug 1999 11:32:39 +0200 | paulson | a little tidying; also FIXED BAD TYPE in INTER1, UNION1 | changeset | files |